Finding the Third Proportional to 3,212,280 and 4,404,644

Step by Step Solution

1. Step 1: Write the proportion equation
   3,212,280 : 4,404,644 = 4,404,644 : x
2. Step 2: Convert to fraction form
   3,212,280/4,404,644 = 4,404,644/x
3. Step 3: Cross multiply
   3,212,280x = 4,404,644 × 4,404,644
4. Step 4: Simplify right side
   3,212,280x = 19,400,888,766,736
5. Step 5: Solve for x
   x = 19,400,888,766,736/3,212,280
6. Step 6: Final answer
   x = 6,039,600.77